<app>
    <window>
        <attr-full v="0" />
        <attr-minWidth v="550" />
        <attr-minHeight v="550" />
        <attr-maxWidth v="550" />
        <attr-maxHeight v="550" />
        <attr-title v="Controls" />
        <attr-pos v="200, 200" />

        <frame>
            <attr-width v="500" />
            <attr-height v="500" />
            <grid>
                <row>
                    <col>
                        <select>
                            <option>A</option>
                            <option>B</option>
                            <option>C</option>
                            <option>D</option>
                        </select>
                    </col>

                    <col>
                        <button>按钮</button>
                    </col>

                    <col>
                        <hbox>
                            <radio>
                                <attr-checked v="1" />
                                选择1
                            </radio>
                            <radio>选择2</radio>
                        </hbox>
                    </col>
                </row>

                <row>
                    <col>
                        <attr-span v="3" />
                        <text-edit>
                            <attr-text v="可编辑文本" />
                        </text-edit>
                    </col>
                </row>
            </grid>
        </frame>
    </window>
</app>